GPWS(ground proximity warning system)— this system uses inputs from other systems to navigatee the airplane and provide optimization of the flight plan.

近地警告系统——此系统通过其它系统的输入引导飞机并提供最佳参数选定的飞行计划。

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The jamming to the airborne early warning radar is one of the main task of the ground-to-air radar jamming system.

对机载预警雷达的干扰是地对空雷达干扰系统的主要任务之一。

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The other panel we can see in this image is the Ground Proximity Warning System (GPWS).

FORBES: What Do All The Controls In An Airplane Cockpit Do?

Earlier testing also revealed problems with a Federal Aviation Administration ground-proximity warning system.

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Okay, so JMA's newest pre-quake warning system doesn't cover as much ground as SMS alerts, but with only 10 to 20 seconds of available panic time before an earthquake hits, we'd probably be toppling over one another before we could even find our cellphone anyway.

ENGADGET: Japan Meteorological Agency develops earthquake warning system